diff --git a/requirements.txt b/requirements.txt
index f607d77..5aef4da 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,4 +11,4 @@ pytz==2016.10
 requests==2.10.0
 six==1.10.0
 swagger-client==1.0.0
-urllib3==1.20
+urllib3==1.26.5